ITEMSPECIFICATIONSCHARACTERISTICS:A WHITE TO LIGHT GREEN,FINE CRYSTALLINE POWDER OR FINE CRYSTALS.NEEDLES OR ELONGATED PLATESIDENTIFICATION:CONFORMMELTING POINT:149~153℃SPECIFICOPTICAL ROTATION:+18.5~ +20.0OHEAVY METALS:0.0010%MAXPH5.0~7.5CHLORIDE:&l…

IDENTIFICATIONACCORDING TO BP2000CALCIUMQUALIFIEDWATER-SOLUBLE BARIUMQUALIFIEDLEADQUALIFIEDCHLORIDE≤0.07%SULPHATE≤0.6%ALCOHOL-SOLUBLE DYEQUALIFIEDMATTER INSOLUBLE IN ACID≤1.0%WATER-SOLUBLE DYEQUALIFIEDRESIDUE ON IGNITION68-74%

Sublimation salicylic acidPurpose: It is mainly used for aspirin raw materials, materials for pesticide of Isocarbophos, also can be used in dye industry and refined chemical reagents.Quality standard:Appearance (observe from crushed samples)white blo…

Aspirin (British Pharmacopoeia BP2005 version)Project standardAppearance white crystal or crystalline powderContent% 99.5%-101.0%Solution color and clarity should be clarified and colorlessHeavy Metal ≤20ppmSulfate as…